M.D. Sass is making its debut in the ETF space, launching a concentrated U.S. equity strategy with a proven track record among institutional investors and a commitment of more than $70 million in seed capital. • M.D. Sass Concentrated Value ETF stock is trading in a tight range. What’s ahead for SASS stock?The $7 billion asset manager has rolled out the M.D. Sass Concentrated Value ETF (NYSE:SASS) , an actively managed ETF that follows the firm's Concentrated Value strategy.The strategy, under the managemen ...